ALEXANDRIA, Va., March 24 -- United States Patent no. 12,584,482, issued on March 24, was assigned to PRATT & WHITNEY CANADA CORP. (Longueuil, Canada).
"Gear pump parallel load path" was invented by Hugues Pellerin (Montreal).
According to the abstract* released by the U.S. Patent & Trademark Office: "A gear pump arrangement of an aircraft gas turbine engine is provided. The gear pump arrangement includes an accessory, a quill shaft, two gear pumps in series, axial retention members at the accessory and one of the two gear pumps to axially retain the quill shaft and torque transmitting members (TTMs). The TTMs include a first TTM between the one of the two gear pumps and the quill shaft and a second TTM between the quill shaft and the acc...